Potato Leek Soup

Ingredients (17)

• 2 tablespoons extra-virgin olive oil
• 3 leeks
• 1/2 cup chopped celery
• 1/2 cup chopped carrots
• 1/2 teaspoon kosher salt
• Freshly ground black pepper
• 3 cloves garlic
• 1 1/2 pounds Yukon gold potatoes
• 4 cups vegetable broth
• 1 (14-ounce) can artichoke hearts
• 1/2 cup raw cashews
• 1 1/2 tablespoons Dijon mustard
• 1 tablespoon capers
• 3 tablespoons fresh lemon juice
• 1/2–1 cup water
• 1/4 cup chopped fresh dill
• 1/4 cup chopped fresh chives